Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0523-5.cs

@@ -0,0 +1,15 @@
+// CS0523: Struct member `Foo.Handle' of type `Handle<Foo>' causes a cycle in the struct layout
+// Line: 13
+// NOTE: Not detected by csc only by runtime loader
+
+using System;
+
+struct Handle<T>
+{
+	public IntPtr Value;
+}
+
+struct Foo
+{
+	public readonly Handle<Foo> Handle;
+}